Who invented the first antibiotic?

Define antibiotics.

What are antibiotics?

True or False. Tetracycline is the first antibiotic obtained from Clostridium.

Name the first antibiotic discovered .

Who gave the first scientific explanation for inheritance?

What are the different types of antibiotics ?

Answer the following questions orally: Who had inferred for the first time that 'the earth is itself a giant magnet"? (or gigantic magnet)

Name the two Japanese scientists who isolated the first gibberellins?

Which of the following antibiotics is used to cure typhoid?

Who made the first microscope?